package com.qdh.service;

/**
 * @Author qdh
 * @create 16:56
 */
public class UserService {
    boolean register(String username, String password) {
        return true;
    }

    public int addUser() {
        System.out.println("添加");
        return -1;
    }
    public int delUser(int id) {
        return 1;
    }

    public static void main(String[] args) {
        System.out.println("测试");
    }

    public static void abc(){}
}
